Home / 3,108.66-4,663.61-1,160.82

Finding the Fourth Proportional to 3,108.66, 4,663.61 and 1,160.82

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Solution

The fourth proportional to 3,108.66, 4,663.61 and 1,160.82 is: 1,741.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.66 : 4,663.61 = 1,160.82 : x
  2. Step 2: Convert to fraction form
    3,108.66/4,663.61 = 1,160.82/x
  3. Step 3: Cross multiply
    3,108.66x = 4,663.61 × 1,160.82
  4. Step 4: Simplify right side
    3,108.66x = 5,413,605.96
  5. Step 5: Solve for x
    x = 5,413,605.96/3,108.66
  6. Step 6: Final answer
    x = 1,741.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.